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WINDSOR, UNITED KINGDOM - APRIL 21: Catherine, Duchess of Cambridge attends the National Review of Queen's Scouts at Windsor Castle on April 21, 2013 in Windsor, England. (Photo by Ben Gurr - WPA Pool/Getty Images)

Kate Middleton's Growing Baby Bump

The Duchess of Cambridge's maternity threads are just as stylish as her permanent wardrobe. Check out some of royal mom-to-be's latest looks!